Serving tray



FIG. 1 in a perspective view of the design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an opposite side elevational view thereof;

FIG. 4 is an end elevational view thereof;

FIG. 5 is an opposite end elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

CLAIM The ornamental design for a serving tray, substantially as shownand described.